diff --git a/scripts/hier_overnight_backfill.py b/scripts/hier_overnight_backfill.py
index d2de1d7..eada147 100644
--- a/scripts/hier_overnight_backfill.py
+++ b/scripts/hier_overnight_backfill.py
@@ -37,20 +37,40 @@ from section_summary_pilot import (
     CALL_TIMEOUT_S, MIN_CHARS, PROMPT_VERSION, _UPSERT_SQL, _build_prompt, _coerce_type,
 )
 
-DEFAULT_DOMAINS = ["engineering", "industrial_safety"]
+EXCLUDE_DOMAINS = ["news"]  # 기본 = 뉴스만 제외, 나머지 전부 (allowlist 는 --domains 로 override)
 DOC_MIN_CHARS = 4000   # hier 분해가 의미 있는 doc 크기 하한(STRUCTURE_SPLIT_THRESHOLD=4000)
 BUFFER_MIN = 10        # deadline 이 만큼 전 안전 중단
 
-CANDIDATE_SQL = text("""
-    SELECT d.id AS doc_id, d.extracted_text AS body, d.ai_domain AS ai_domain
-    FROM documents d
-    WHERE d.extracted_text IS NOT NULL
-      AND length(d.extracted_text) > :minchars
-      AND lower(split_part(d.ai_domain, '/', 1)) = ANY(:domains)
-      AND NOT EXISTS (SELECT 1 FROM document_chunks dc
-                      WHERE dc.doc_id = d.id AND dc.source_type = 'hier_section')
-    ORDER BY length(d.extracted_text) ASC
-""")  # 작은 doc 먼저 = 완료 doc 수 최대화 + 단일 mega-doc 예산 독식 방지
+
+def _candidate_sql(allowlist):
+    """allowlist 있으면 그 domain 만, 없으면 EXCLUDE_DOMAINS(news) 제외 전부.
+    작은 doc 먼저 = 완료 doc 수 최대화 + 단일 mega-doc 예산 독식 방지."""
+    cond = ("lower(split_part(coalesce(d.ai_domain,''), '/', 1)) = ANY(:domains)"
+            if allowlist else
+            "lower(split_part(coalesce(d.ai_domain,''), '/', 1)) <> ALL(:exclude)")
+    return text(f"""
+        SELECT d.id AS doc_id, d.extracted_text AS body, d.ai_domain AS ai_domain
+        FROM documents d
+        WHERE d.extracted_text IS NOT NULL
+          AND length(d.extracted_text) > :minchars
+          AND {cond}
+          AND NOT EXISTS (SELECT 1 FROM document_chunks dc
+                          WHERE dc.doc_id = d.id AND dc.source_type = 'hier_section')
+        ORDER BY length(d.extracted_text) ASC
+    """)
+
+
+def _candidate_params(allowlist):
+    p = {"minchars": DOC_MIN_CHARS}
+    if allowlist:
+        p["domains"] = allowlist
+    else:
+        p["exclude"] = EXCLUDE_DOMAINS
+    return p
+
+
+def _scope_label(allowlist):
+    return f"allowlist={allowlist}" if allowlist else f"all-except={EXCLUDE_DOMAINS}"
 
 # 멱등 leaf 선별 (재실행 시 이미 분석된 leaf 제외)
 LEAF_SQL = text("""
@@ -140,13 +160,14 @@ async def _analyze_doc_leaves(session, client, doc_id, doc_domain, model_name, s
 
 
 async def cmd_dry_run(args):
+    allowlist = args.domains.split(",") if args.domains else None
     engine = _make_engine()
     sm = async_sessionmaker(engine, expire_on_commit=False)
     async with sm() as session:
-        rows = (await session.execute(CANDIDATE_SQL,
-                {"minchars": DOC_MIN_CHARS, "domains": DEFAULT_DOMAINS})).mappings().all()
+        rows = (await session.execute(_candidate_sql(allowlist),
+                _candidate_params(allowlist))).mappings().all()
     await engine.dispose()
-    print(f"[dry-run] 후보 doc {len(rows)} (domains={DEFAULT_DOMAINS}, >{DOC_MIN_CHARS}자, 미분해)")
+    print(f"[dry-run] 후보 doc {len(rows)} ({_scope_label(allowlist)}, >{DOC_MIN_CHARS}자, 미분해)")
     if rows:
         lens = [len(r["body"]) for r in rows]
         print(f"  본문길이: min={min(lens)} p50={int(statistics.median(lens))} max={max(lens)} 합={sum(lens):,}")
@@ -156,10 +177,11 @@ async def cmd_dry_run(args):
 
 
 async def cmd_run(args):
+    allowlist = args.domains.split(",") if args.domains else None
     deadline = _compute_deadline(args.deadline)
     stop_at = (deadline - timedelta(minutes=BUFFER_MIN)).timestamp()
     _log(f"deadline={deadline:%m-%d %H:%M} (buffer {BUFFER_MIN}m → stop_at={datetime.fromtimestamp(stop_at):%H:%M}) "
-         f"domains={DEFAULT_DOMAINS}")
+         f"{_scope_label(allowlist)}")
 
     engine = _make_engine()
     sm = async_sessionmaker(engine, expire_on_commit=False)
@@ -178,8 +200,8 @@ async def cmd_run(args):
     run_start = time.time()
     try:
         async with sm() as session:
-            cands = (await session.execute(CANDIDATE_SQL,
-                     {"minchars": DOC_MIN_CHARS, "domains": DEFAULT_DOMAINS})).mappings().all()
+            cands = (await session.execute(_candidate_sql(allowlist),
+                     _candidate_params(allowlist))).mappings().all()
         _log(f"후보 doc {len(cands)} 선별. 시작.")
 
         for c in cands:
@@ -226,9 +248,11 @@ async def cmd_run(args):
 def main():
     ap = argparse.ArgumentParser(description="오버나이트 hier 분해+절 분석 backfill (additive)")
     sub = ap.add_subparsers(dest="cmd", required=True)
-    sub.add_parser("dry-run", help="후보 doc 집계 (작업 0)")
+    p_dry = sub.add_parser("dry-run", help="후보 doc 집계 (작업 0)")
+    p_dry.add_argument("--domains", default=None, help="comma-sep allowlist (미지정=뉴스 제외 전부)")
     p_run = sub.add_parser("run", help="분해+분석 실행 (deadline time-box)")
-    p_run.add_argument("--deadline", default="07:00", help="HH:MM (기본 07:00, 지나면 다음날)")
+    p_run.add_argument("--deadline", default="07:00", help="HH:MM (기본 07:00 — 컨테이너 UTC 주의, 07:00 KST=22:00 UTC)")
+    p_run.add_argument("--domains", default=None, help="comma-sep allowlist (미지정=뉴스 제외 전부)")
     args = ap.parse_args()
     fn = {"dry-run": cmd_dry_run, "run": cmd_run}[args.cmd]
     asyncio.run(fn(args))